Motion sensing technology has come a long way since its inception several years ago. Today we can find motion sensors in almost any home product, which not only adds convenience but also acts as an ...

CAMBRIDGE, Mass. --- Humanity started recycling relatively early in its evolution: there are proofs that trash recycling was taking place as early as in the 500 BC. What about light recycling?

An incandescent lighting device that reuses some of the infrared light it emits could be as efficient as an LED light but contribute less to carbon emissions. Lighting accounts for about 20 per cent ...